%newgroup;
+enum {
+ wxC2S_NAME, // return colour name, when possible
+ wxC2S_CSS_SYNTAX, // return colour in rgb(r,g,b) syntax
+ wxC2S_HTML_SYNTAX, // return colour in #rrggbb syntax
+};
+
+enum {
+ wxALPHA_TRANSPARENT,
+ wxALPHA_OPAQUE
+};
+
+
DocStr(wxColour,
-"A colour is an object representing a combination of Red, Green, and Blue (RGB)
-intensity values, and is used to determine drawing colours, window colours,
-etc. Valid RGB values are in the range 0 to 255.
+"A colour is an object representing a combination of Red, Green, and
+Blue (RGB) intensity values, and is used to determine drawing colours,
+window colours, etc. Valid RGB values are in the range 0 to 255.
-In wxPython there are typemaps that will automatically convert from a colour
-name, or from a '#RRGGBB' colour hex value string to a wx.Colour object when
-calling C++ methods that expect a wxColour. This means that the following are
-all equivallent:
+In wxPython there are typemaps that will automatically convert from a
+colour name, from a '#RRGGBB' colour hex value string, or from a 3
+integer tuple to a wx.Colour object when calling C++ methods that
+expect a wxColour. This means that the following are all
+equivallent::
win.SetBackgroundColour(wxColour(0,0,255))
win.SetBackgroundColour('BLUE')
win.SetBackgroundColour('#0000FF')
+ win.SetBackgroundColour((0,0,255))
+
+Additional colour names and their coresponding values can be added
+using `wx.ColourDatabase`. Various system colours (as set in the
+user's system preferences) can be retrieved with
+`wx.SystemSettings.GetColour`.
+", "");
-You can retrieve the various current system colour settings with
-wx.SystemSettings.GetColour.");
+MustHaveApp( wxColour(const wxString& colorName) );
class wxColour : public wxObject {
public:
DocCtorStr(
- wxColour(unsigned char red=0, unsigned char green=0, unsigned char blue=0),
- "Constructs a colour from red, green and blue values.");
+ wxColour(byte red=0, byte green=0, byte blue=0, byte alpha=wxALPHA_OPAQUE),
+ "Constructs a colour from red, green and blue values.
+
+:see: Alternate constructors `wx.NamedColour` and `wx.ColourRGB`.
+", "");
DocCtorStrName(
wxColour( const wxString& colorName),
- "Constructs a colour object using a colour name listed in wx.TheColourDatabase.",
+ "Constructs a colour object using a colour name listed in
+``wx.TheColourDatabase``.", "",
NamedColour);
DocCtorStrName(
wxColour( unsigned long colRGB ),
- "Constructs a colour from a packed RGB value.",
+ "Constructs a colour from a packed RGB value.", "",
ColourRGB);
~wxColour();
DocDeclStr(
- unsigned char , Red(),
- "Returns the red intensity.");
+ byte , Red(),
+ "Returns the red intensity.", "");
+
+ DocDeclStr(
+ byte , Green(),
+ "Returns the green intensity.", "");
DocDeclStr(
- unsigned char , Green(),
- "Returns the green intensity.");
+ byte , Blue(),
+ "Returns the blue intensity.", "");
DocDeclStr(
- unsigned char , Blue(),
- "Returns the blue intensity.");
+ byte , Alpha(),
+ "Returns the Alpha value.", "");
DocDeclStr(
- bool , Ok(),
- "Returns True if the colour object is valid (the colour has been\n"
- "initialised with RGB values).");
+ bool , IsOk(),
+ "Returns True if the colour object is valid (the colour has been
+initialised with RGB values).", "");
+ %pythoncode { Ok = IsOk }
DocDeclStr(
- void , Set(unsigned char red, unsigned char green, unsigned char blue),
- "Sets the RGB intensity values.");
+ void , Set(byte red, byte green, byte blue, byte alpha=wxALPHA_OPAQUE),
+ "Sets the RGB intensity values.", "");
DocDeclStrName(
void , Set(unsigned long colRGB),
- "Sets the RGB intensity values from a packed RGB value.",
+ "Sets the RGB intensity values from a packed RGB value.", "",
SetRGB);
DocDeclStrName(
- void , InitFromName(const wxString& colourName),
- "Sets the RGB intensity values using a colour name listed in wx.TheColourDatabase.",
+ void , Set(const wxString& colourName),
+ "Sets the RGB intensity values using a colour name listed in
+``wx.TheColourDatabase``.", "",
SetFromName);
DocDeclStr(
- long , GetPixel() const,
- "Returns a pixel value which is platform-dependent. On Windows, a\n"
- "COLORREF is returned. On X, an allocated pixel value is returned.\n"
- "-1 is returned if the pixel is invalid (on X, unallocated).");
+ wxString , GetAsString(long flags = wxC2S_NAME | wxC2S_CSS_SYNTAX) const,
+ "Return the colour as a string. Acceptable flags are:
+
+ =================== ==================================
+ wx.C2S_NAME return colour name, when possible
+ wx.C2S_CSS_SYNTAX return colour in rgb(r,g,b) syntax
+ wx.C2S_HTML_SYNTAX return colour in #rrggbb syntax
+ =================== ==================================", "");
DocDeclStr(
- bool , operator==(const wxColour& colour) const,
- "Compare colours for equality");
+ long , GetPixel() const,
+ "Returns a pixel value which is platform-dependent. On Windows, a
+COLORREF is returned. On X, an allocated pixel value is returned. -1
+is returned if the pixel is invalid (on X, unallocated).", "");
- DocDeclStr(
- bool , operator!=(const wxColour& colour) const,
- "Compare colours for inequality");
+ %extend {
+ KeepGIL(__eq__);
+ DocStr(__eq__, "Compare colours for equality.", "");
+ bool __eq__(PyObject* other) {
+ wxColour temp, *obj = &temp;
+ if ( other == Py_None ) return false;
+ if ( ! wxColour_helper(other, &obj) ) {
+ PyErr_Clear();
+ return false;
+ }
+ return self->operator==(*obj);
+ }
+
+
+ KeepGIL(__ne__);
+ DocStr(__ne__, "Compare colours for inequality.", "");
+ bool __ne__(PyObject* other) {
+ wxColour temp, *obj = &temp;
+ if ( other == Py_None ) return true;
+ if ( ! wxColour_helper(other, &obj)) {
+ PyErr_Clear();
+ return true;
+ }
+ return self->operator!=(*obj);
+ }
+ }
%extend {
+ KeepGIL(Get);
DocAStr(Get,
"Get() -> (r, g, b)",
- "Returns the RGB intensity values as a tuple.");
- PyObject* Get() {
- PyObject* rv = PyTuple_New(3);
+ "Returns the RGB intensity values as a tuple.", "");
+ PyObject* Get(bool includeAlpha=false) {
+ PyObject* rv = PyTuple_New(includeAlpha ? 4 : 3);
int red = -1;
int green = -1;
int blue = -1;
- if (self->Ok()) {
+ int alpha = wxALPHA_OPAQUE;
+ if (self->IsOk()) {
red = self->Red();
green = self->Green();
blue = self->Blue();
+ alpha = self->Alpha();
}
PyTuple_SetItem(rv, 0, PyInt_FromLong(red));
PyTuple_SetItem(rv, 1, PyInt_FromLong(green));
PyTuple_SetItem(rv, 2, PyInt_FromLong(blue));
+ if (includeAlpha)
+ PyTuple_SetItem(rv, 3, PyInt_FromLong(alpha));
return rv;
}
+ KeepGIL(GetRGB);
DocStr(GetRGB,
- "Return the colour as a packed RGB value");
+ "Return the colour as a packed RGB value", "");
unsigned long GetRGB() {
return self->Red() | (self->Green() << 8) | (self->Blue() << 16);
}
%pythoncode {
- asTuple = Get
- def __str__(self): return str(self.asTuple())
- def __repr__(self): return 'wx.Colour' + str(self.asTuple())
- def __nonzero__(self): return self.Ok()
+ asTuple = wx._deprecated(Get, "asTuple is deprecated, use `Get` instead")
+ def __str__(self): return str(self.Get(True))
+ def __repr__(self): return 'wx.Colour' + str(self.Get(True))
+ def __len__(self): return len(self.Get())
+ def __getitem__(self, index): return self.Get()[index]
+ def __nonzero__(self): return self.IsOk()
__safe_for_unpickling__ = True
- def __reduce__(self): return (Colour, self.Get())
+ def __reduce__(self): return (Colour, self.Get(True))
}
+
+ %property(Pixel, GetPixel, doc="See `GetPixel`");
+ %property(RGB, GetRGB, SetRGB, doc="See `GetRGB` and `SetRGB`");
+
};
%pythoncode {
projects / wxWidgets.git / blobdiff